package com.Classroom.al.sercurity;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;

import javax.sql.DataSource;

@Configuration
@EnableWebSecurity
public class SecurityConfiguration extends WebSecurityConfigurerAdapter {

    @Autowired
    DataSource dataSource;

    @Autowired
    BCryptPasswordEncoder bCryptPasswordEncoder;

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.jdbcAuthentication()
                .dataSource(dataSource)
                .usersByUsernameQuery("SELECT username, password, enabled " + "FROM user_accounts WHERE username = ? ")
                .authoritiesByUsernameQuery("SELECT username, role " + "FROM user_accounts WHERE username = ?")
                .passwordEncoder(bCryptPasswordEncoder);


    }



    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests()
                .antMatchers("/classroom/new").hasRole("ADMIN")
                .antMatchers("/classroom/save").hasRole("ADMIN")
                .antMatchers("/students/new").hasRole("ADMIN")
                .antMatchers("/students/save").hasRole("ADMIN")
                .antMatchers("/","/**").permitAll();

                //定制登录页
                http
                        .formLogin().loginPage("/toLogin").usernameParameter("u_user").passwordParameter("u_pwd").loginProcessingUrl("/login");
                http.csrf().disable();//关闭csrf功能
                http.logout().logoutSuccessUrl("/");
                //开启记住我功能
                http.rememberMe().rememberMeParameter("remember");




    }
}
